18443-1443 LEO 21 AB
18h 44m 19.38s -14° 43' 25.4" P.A. 15.00 sep 4.2 mag 11.10,12.10
Coord 2000 |
18443-1443 |
|
Discov num |
LEO 21 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 44 19.38 -14 43 25.4 |
|
Date first |
1905 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
7 |
|
Pa last |
15.1 |
|
P.A. Now (θ) |
15.1° |
|
Sep first |
4.2 |
|
Sep last |
4.188 |
|
Sep. Now (ρ) |
4.188" |
|
Mag pri |
11.10 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
|
|
Pri motion ra |
-003 |
|
Sec motion ra |
+003 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
+001 |
|
Notes |
|
|
rPM=1.455
This double is not physical.
18443-1443 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 44 19 -14 43 25 |
LEO 21 AB |
2015 |
7 |
15 |
4.2 |
11.10 |
12.10 |
1.00 |
|
<=== |
Show |
|
|
18 44 19 -14 43 25 |
LEO 21 AC |
2015 |
8 |
281 |
34.1 |
11.10 |
14.20 |
3.10 |
|
|
Show |
|
|
18 44 19 -14 43 25 |
J 2144 AD |
2015 |
7 |
23 |
17.5 |
11.10 |
14.10 |
3.00 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scutum |
|
Gaia DR2 |
4100516916645913984 |
|